4) The Installation for Connecting VoIP Gateway for Call Termination
Suppose a VoIP call originates from the U.S., which was transferred from a U.S. server to a
Chinese server on VoIP. Next the call will be terminated from internet to GSM network and be
sent out to the destination answer side.
5) The Installation for Connecting to Alarm System for Security
The MS130v4 can substitute the PSTN for connecting to the alarm system for security purposes
when PSTN failure or not available
7. Function Settings
Before you do the following function settings, lift handset or press hands free key of telephone
set, then press the buttons according to the following instructions to change the settings. You
will hear 2 beeps when you finish confirming a successful setting change.
1) Restore to Factory Default Settings
*#99#99# to restore factory default settings.
2) Adjust Dial Interval
*#01#30# , 01—command, 30—time, Max 9.9 seconds, Min 0.5 seconds, default setting is 3
seconds.
*If you use LTE MS130v4 for connecting to VoIP gateway, you can set dial interval as 0.5
seconds, it can make PDD<5 sec (Method: *#01#05#);
*If you use MS130v4 for connecting telephone, PBX, billing device, you can set dial interval as 3
seconds or 5 seconds as you like (Method: *#01#30#, set the dial interval as 3 seconds).
3) Adjust Earphone Volume
*#02#15#
02—command, 15—volume, Max 16, Min 1, default setting is 15.
4) Adjust Mic. Volume (sensitivity)
